{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{3}{cccc}}
\hline\hline
                    &\multicolumn{2}{c}{(1)}  &\multicolumn{2}{c}{(2)}  &\multicolumn{2}{c}{(3)}           \\
                    &\multicolumn{2}{c}{}     &\multicolumn{2}{c}{}     &\multicolumn{2}{c}{}              \\
                    &        mean&          sd&        mean&          sd&           b         &           p\\
\hline
Below median prior school&        0.48&        0.50&        0.56&        0.50&       -0.08         &      (0.06)\\
From Kampala        &        0.22&        0.41&        0.17&        0.37&        0.05         &      (0.13)\\
mother\_raised       &        0.14&        0.34&        0.16&        0.37&       -0.02         &      (0.45)\\
One or both parents professionals&        0.17&        0.37&        0.17&        0.38&       -0.00         &      (0.90)\\
Received a bursary  &        0.24&        0.43&        0.26&        0.44&       -0.01         &      (0.75)\\
\hline
Observations        &         274&            &         285&            &         559         &            \\
\hline\hline
\end{tabular}
}
